Chemistry / Energy Diagram
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Solution: For the chemical reaction system described by the diagram be...

Question

For the chemical reaction system described by the diagram below which statement is true? 

If the Ea for the forward reaction is 25 kJ/mol and the enthalpy of reaction is -95 kJ/mol, what is Ea for the reverse reaction?

A. 120 kJ/mol

B. 70 kJ/mol

C. 95 kJ/mol

D. 25 kJ/mol

E. -70 kJ/mol